The '''mountain troll''' is a breed of [[troll]]. They are the largest and the most vicious kind of their species. They are often depicted as bald and pale-grey. They sometimes use [[Graphorn]]s as mounts, which results in scars due to the Graphorns not liking it.

The '''mountain troll''' is a breed of [[troll]]. They are the largest and the most vicious kind of their species. They are often depicted as bald and pale-grey. They sometimes use [[Graphorn]]s as mounts, which results in scars due to the Graphorns not liking it.

A band of mountain trolls were wreaking havoc in [[Liechtenstein]], which led to [[Pierre Bonaccord]]'s position as [[Supreme Mugwump]] of the [[International Confederation of Wizards]] being challenged by the local wizarding community, as he tried to ban troll-hunting and grant them rights at the time.

A band of mountain trolls were wreaking havoc in [[Liechtenstein]], which led to [[Pierre Bonaccord]]'s position as [[Supreme Mugwump]] of the [[International Confederation of Wizards]] being challenged by the local wizarding community, as he tried to ban troll-hunting and grant them rights at the time.

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The Troll that [[Professor]] [[Quirinus Quirrell]] let into [[Hogwarts School of Witchcraft and Wizardry]] during [[Halloween]] in [[1991]] was a mountain troll. It was defeated in the [[First-floor girls' lavatory|girl's bathroom]] by [[Harry Potter]], [[Ronald Weasley|Ron Weasley]], and [[Hermione Granger|Hermione Granger.]] This troll was a diversion so that [[Professor]] [[Quirinus Quirrell]] could attempt to get past [[Fluffy]] to capture the [[Philosopher's Stone]] for his master, [[Lord Voldemort]].

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The Troll that [[Professor]] [[Quirinus Quirrell]] let into [[Hogwarts School of Witchcraft and Wizardry]] during [[Hallowe'en]] in [[1991]] was a mountain troll. It was defeated in the [[First-floor girls' lavatory|girl's bathroom]] by [[Harry Potter]], [[Ronald Weasley|Ron Weasley]], and [[Hermione Granger|Hermione Granger.]] This troll was a diversion so that [[Professor]] [[Quirinus Quirrell]] could attempt to get past [[Fluffy]] to capture the [[Philosopher's Stone]] for his master, [[Tom Riddle|Lord Voldemort]].

The mountain troll is a breed of troll. They are the largest and the most vicious kind of their species. They are often depicted as bald and pale-grey. They sometimes use Graphorns as mounts, which results in scars due to the Graphorns not liking it.